Vortex Tube Enclosure Cooler, Maximum Flow Rate 35 cfm, Cooling Capacity 2,500 BtuH, Maximum Differential Temperature Setting 125 Degrees F, Body Material Aluminum, Inlet Size 1/4 in, Air Inlet Type NPT, Inlet Gender Female, Mounting Hole Diameter 1 15/16 in, Maximum Sound Level 82 dBA, Maximum Operating Temperature 125 Degrees F, NEMA Enclosure Rating 4, Series Cabinet Cooler, Includes Cold Air Distribution Kit, Filter, Solenoid, Thermostat, Mounting Stud Thread Size 1 1/2 in